56398353 has 16 divisors (see below), whose sum is σ = 83192832. Its totient is φ = 33698000.

The previous prime is 56398351. The next prime is 56398361. The reversal of 56398353 is 35389365.

It is a cyclic number.

It is not a de Polignac number, because 56398353 - 2¹ = 56398351 is a prime.

It is a super-2 number, since 2×56398353² = 6361548442225218, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (56398351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9693 + ... + 14378.

It is an arithmetic number, because the mean of its divisors is an integer number (5199552).

Almost surely, 2^56398353 is an apocalyptic number.

It is an amenable number.

56398353 is a deficient number, since it is larger than the sum of its proper divisors (26794479).

56398353 is a wasteful number, since it uses less digits than its factorization.

56398353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24156.

The product of its digits is 291600, while the sum is 42.

The square root of 56398353 is about 7509.8836875147. The cubic root of 56398353 is about 383.4912628820.

The spelling of 56398353 in words is "fifty-six million, three hundred ninety-eight thousand, three hundred fifty-three".